WT2003M02 module supportsMP3 audio decode, SOP 16 package, smaller size, built in SPI-Flash, with USB interface, can replace voice files of Flash on PC through USB interface. It has USB sound card function, built in1W amplifier, directly drive 1W speaker.
Features
Ø MP3 audio format.
Ø SPI-FLASH memory.
Ø Re-programmable, replace voice files freely.
Ø Through USB interface, download audio files intoSPI-FLASH memory via PC software.
Ø Support USB sound card function.
Ø Simultaneously support key control and one-lineserial communication.
Ø Support 3584 audios.
Ø Built in 1W amplifier, directly drive 8Ω/1W speaker.
Ø 16 levels of volume for adjustment.
Ø DC 5V power supply.
Specification
Name | Function |
Audio format | Sample rate 8K~44.1K, bit rate 8~224Kbps, 16bit MP3 audio |
USB interface | Full speed 2.0 |
Voltage | DC3.3~5V |
Rated current | 20~250mA(related to load) |
Electric level ofIO port | 3.3V TTL level |
Size | 18mm*23mm |
Working temperature | -40~85℃ |
Humidity | 5%~95% |